Compress GIF to an exact KB size (not a guess)
Most free compressors ask for a quality percentage and hope the file shrinks enough. Portals ask for numbers: 50 KB, 200 KB, 400 KB. FilezyAI lets you set a minimum and maximum size in kilobytes and searches until the output lands inside that range.
GIF files from phones, scanners, and design tools are often ten to a hundred times larger than upload limits. This page is the generic GIF compressor; pick a preset KB page if you already know the portal cap.
How GIF compression works here
GIF stores a limited 256-colour palette per frame. Static GIFs compress like indexed PNG; animations multiply frame data.
Short loops at small dimensions fit small KB targets best.
Real situations where KB targeting matters
- Indian railway and SSC exam photo uploads that reject anything above 50-100 KB
- Passport and visa e-forms where the preview box is smaller than a postage stamp
- University admission PDFs that must stay under 200-300 KB per document
- Job portals (Naukri, LinkedIn Easy Apply attachments) with strict mobile limits
- Government licensing and GST registration portals capping PDFs at 400-500 KB
- Email attachments that bounce back when Outlook sees 2 MB instead of 500 KB
Avoid these common errors
- Converting a video clip to GIF and expecting sub-100 KB. Use a short segment or lower frame rate.
- Using GIF for photographic portraits. JPG or WebP will look better at the same size.
Popular KB preset pages
Jump straight to the size your form mentions:
| Target | Typical use |
|---|---|
| 50 KB | Passport photo, digital signature, SSC/railway forms |
| 100 KB | Exam registration, KYC ID scan, scholarship upload |
| 200 KB | University forms, job portal documents |
| 400 KB | Government licensing, email PDF limit |
| 500 KB | Email comfort zone, CMS media library |
| 800 KB | Upper bound for many upload widgets |
Why FilezyAI runs multiple steps together
Most free converters handle one job per visit: format change, or a vague quality slider, or a crop tool on another tab. Portals rarely ask for just one of those — they publish a checklist (JPG, under 200 KB, 600×600 px, named photo.jpg). FilezyAI applies every toggle you enable in a single server job.
Uploads are removed automatically two hours later. No account is required on the free tier. Pro removes ads and raises file-size limits.
- Set min/max KB instead of guessing compression percentage
- Chain convert, compress, resize, rename, and metadata removal before one download
- Twelve input formats including HEIC, PDF, and Office documents
- AI mode when you prefer plain-English instructions over manual toggles
How to use this tool
- Upload your GIF file above.
- Open Compress and enter min/max KB values from your portal instructions.
- Add other toggles (convert, resize, rename) if needed.
- Click Apply changes once and download the result.